Sayama Miyabi is a talented salesperson working at Celeste Real Estate. After being dumped by her boyfriend on their 6th anniversary, she decides to focus more on her career rather than romance. By chance, she meets Donose Tsukasa, a high-spec company president who is looking for a marriage without emotional attachment. Seeing how Miyabi prioritizes work, he proposes the idea of a business marriage to her. Despite feeling bewildered by the sudden proposal, the two, who share common interests, decide to move in together. The sole condition of this marriage is that if either one of them develops romantic feelings, they must divorce immediately! However, the days leading up to marriage are filled with an ideal lifestyle and continuous excitement… Even if they fall in love, they mustn’t let it be known! What will happen to the business marriage...!?
The story of a game development company employee and her boss, who happens to be her ex-girlfriend.
The current captain of the group, Sugai Yuuka is also known as the "Ojousama" (lady/princess) because of her privileged upbringing. She loves horses and was a member of her university's Equestrian Club, where she participated in tournaments before she entered Keyakizaka46. Yuuka is now the special ambassador of Japan Equestrian Federation, and has been for 3 years straight. She's also known to have a bad enunciation and cannot say certain words properly, like "fondue" and "captain". A self-proclaimed "do-M" (masochist), the members often love teasing Yuuka. Her catchphrase "Ganbariki," which comes from "Ganbare" (doing one's best) and "Bariki" (horsepower), is popular among members and fans. Yuuka calls her fans "barizu."
